Home / 1,508,084.82-2,081,207.73-887,778.06

Finding the Fourth Proportional to 1,508,084.82, 2,081,207.73 and 887,778.06

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Solution

The fourth proportional to 1,508,084.82, 2,081,207.73 and 887,778.06 is: 1,225,163.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,084.82 : 2,081,207.73 = 887,778.06 : x
  2. Step 2: Convert to fraction form
    1,508,084.82/2,081,207.73 = 887,778.06/x
  3. Step 3: Cross multiply
    1,508,084.82x = 2,081,207.73 × 887,778.06
  4. Step 4: Simplify right side
    1,508,084.82x = 1,847,650,560,996.40
  5. Step 5: Solve for x
    x = 1,847,650,560,996.40/1,508,084.82
  6. Step 6: Final answer
    x = 1,225,163.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.